#121e2b

Color #121e2b

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 14.98 Nearest Tailwind class gray-800 #1e2939 · ΔE 3.9

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Conversions

HEX

#121e2b

RGB

rgb(18, 30, 43)

HSL

hsl(211.2, 41%, 12%)

HSV / HSB

hsv(211.2, 58.1%, 16.9%)

CMYK

cmyk(58.1%, 30.2%, 0%, 83.1%)

LAB

lab(10.79, -0.69, -10.37)

LCH

lch(10.79, 10.39, 266.19)

OKLCH

oklch(23.1%, 0.0305, 251.09)

HWB

hwb(211.2, 7.1%, 83.1%)

Harmony colors

Complementary

#2b1f12

Analogous

#122b2b

#121e2b

#13122b

Triadic

#121e2b

#2b121e

#1e2b12

Split-complementary

#121e2b

#2b1312

#2b2b12

Tetradic

#121e2b

#1f122b

#2b1f12

#1e2b12

Square

#121e2b

#2b122b

#2b1f12

#122b13

Shades

Color #121e2b mixed toward black.

#0f1924

#0c141d

#090f16

#060a0e

#030507

Tints

Color #121e2b mixed toward white.

#284360

#3e6895

#618dbd

#96b3d3

#cad9e9

Tones

Color #121e2b mixed toward gray.

#141e29

#161e27

#181e25

#1a1e23

#1d1f21

Accessibility

Aa White text on this color

16.85:1

Aa Black text on this color

1.25:1

White text reads better on this background (16.85:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#181828 · ΔE 7.5

Deuteranopia

#171628 · ΔE 8.7

Tritanopia

#132625 · ΔE 11.2

Achromatopsia

#1d1d1d · ΔE 8.4

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #121e2b;

Tailwind (arbitrary value)

bg-[#121e2b]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Light Steel Blue #b0c4de

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#121e2b (#121e2b) is rgb(18, 30, 43) in RGB.

No, #121e2b is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #121e2b, or check how it holds up for accessibility.

Generate a palette → Check contrast